JP5494809B2 - 基地局、マルチアンテナ通信システム及びその通信方法 - Google Patents

基地局、マルチアンテナ通信システム及びその通信方法 Download PDF

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JP5494809B2
JP5494809B2 JP2012532439A JP2012532439A JP5494809B2 JP 5494809 B2 JP5494809 B2 JP 5494809B2 JP 2012532439 A JP2012532439 A JP 2012532439A JP 2012532439 A JP2012532439 A JP 2012532439A JP 5494809 B2 JP5494809 B2 JP 5494809B2
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user equipment
symbol sequence
transmission
candidate user
group
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Japanese (ja)
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JP2013507800A (ja
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ジャン・ユアヌタオ
ウー・ジャンミン
ティアン・ジュン
ジョウ・ホア
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Fujitsu Ltd
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Fujitsu Ltd
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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/32—Carrier systems characterised by combinations of two or more of the types covered by groups H04L27/02, H04L27/10, H04L27/18 or H04L27/26
    • H04L27/34—Amplitude- and phase-modulated carrier systems, e.g. quadrature-amplitude modulated carrier systems
    • H04L27/3488—Multiresolution systems
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
    • H04B7/04—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
    • H04B7/06—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station
    • H04B7/0613—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission
    • H04B7/0615—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission of weighted versions of same signal
    • H04B7/0619—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission of weighted versions of same signal using feedback from receiving side
    • H04B7/0636—Feedback format
    • H04B7/0639—Using selective indices, e.g. of a codebook, e.g. pre-distortion matrix index [PMI] or for beam selection
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
    • H04B7/04—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
    • H04B7/0413—MIMO systems
    • H04B7/0452—Multi-user MIMO systems
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
    • H04B7/04—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
    • H04B7/06—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station
    • H04B7/0613—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission
    • H04B7/0615—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission of weighted versions of same signal
    • H04B7/0619—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission of weighted versions of same signal using feedback from receiving side
    • H04B7/0621—Feedback content
    • H04B7/0632—Channel quality parameters, e.g. channel quality indicator [CQI]
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00—Arrangements for detecting or preventing errors in the information received
    • H04L1/0001—Systems modifying transmission characteristics according to link quality, e.g. power backoff
    • H04L1/0023—Systems modifying transmission characteristics according to link quality, e.g. power backoff characterised by the signalling
    • H04L1/0026—Transmission of channel quality indication
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00—Arrangements for detecting or preventing errors in the information received
    • H04L1/0001—Systems modifying transmission characteristics according to link quality, e.g. power backoff
    • H04L1/0023—Systems modifying transmission characteristics according to link quality, e.g. power backoff characterised by the signalling
    • H04L1/0028—Formatting
    • H04L1/0031—Multiple signaling transmission
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00—Arrangements for detecting or preventing errors in the information received
    • H04L1/02—Arrangements for detecting or preventing errors in the information received by diversity reception
    • H04L1/06—Arrangements for detecting or preventing errors in the information received by diversity reception using space diversity
    • H04L1/0618—Space-time coding
    • H04L1/0637—Properties of the code
    • H04L1/0656—Cyclotomic systems, e.g. Bell Labs Layered Space-Time [BLAST]
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00—Arrangements affording multiple use of the transmission path
    • H04L5/003—Arrangements for allocating sub-channels of the transmission path
    • H04L5/0053—Allocation of signaling, i.e. of overhead other than pilot signals
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L1/00—Arrangements for detecting or preventing errors in the information received
    • H04L1/0001—Systems modifying transmission characteristics according to link quality, e.g. power backoff
    • H04L1/0002—Systems modifying transmission characteristics according to link quality, e.g. power backoff by adapting the transmission rate
    • H04L1/0003—Systems modifying transmission characteristics according to link quality, e.g. power backoff by adapting the transmission rate by switching between different modulation schemes

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  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Quality & Reliability (AREA)
  • Physics & Mathematics (AREA)
  • Mathematical Physics (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Radio Transmission System (AREA)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
JP2012532439A 2009-10-09 2009-10-09 基地局、マルチアンテナ通信システム及びその通信方法 Expired - Fee Related JP5494809B2 (ja)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/CN2009/074375 WO2011041930A1 (zh) 2009-10-09 2009-10-09 基站、多天线通信系统及其中使用的通信方法

Publications (2)

Publication Number Publication Date
JP2013507800A JP2013507800A (ja) 2013-03-04
JP5494809B2 true JP5494809B2 (ja) 2014-05-21

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JP2012532439A Expired - Fee Related JP5494809B2 (ja) 2009-10-09 2009-10-09 基地局、マルチアンテナ通信システム及びその通信方法

Country Status (7)

Country Link
US (1) US8472549B2 (zh)
EP (1) EP2487987A1 (zh)
JP (1) JP5494809B2 (zh)
KR (1) KR101337056B1 (zh)
CN (1) CN102577582B (zh)
TW (1) TW201130366A (zh)
WO (1) WO2011041930A1 (zh)

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CN102148658A (zh) * 2010-02-10 2011-08-10 中兴通讯股份有限公司 一种基于分层映射的速率匹配权值校正方法和装置
WO2012157876A2 (ko) * 2011-05-13 2012-11-22 엘지전자 주식회사 무선 통신 시스템에서 채널상태정보를 전송하는 방법 및 장치
WO2014030501A1 (ja) 2012-08-23 2014-02-27 三菱電機株式会社 通信システム、送信装置、受信装置およびディジタル伝送方法
WO2014153767A1 (zh) * 2013-03-29 2014-10-02 华为技术有限公司 数据处理方法及装置
US9660766B2 (en) * 2013-07-18 2017-05-23 Lg Electronics Inc. Robust symbol transmission and reception method using hierarchical modulation in wireless access system
US20150117866A1 (en) * 2013-10-31 2015-04-30 Zte Corporation Quadrature amplitude modulation symbol mapping
US20150139293A1 (en) * 2013-11-18 2015-05-21 Wi-Lan Labs, Inc. Hierarchical modulation for multiple streams
MY193241A (en) * 2013-12-05 2022-09-27 Huawei Tech Co Ltd Enhanced wireless coverage and reduced battery power consumption
JP5976252B2 (ja) * 2014-03-13 2016-08-23 三菱電機株式会社 尤度生成装置およびその方法
GB2524726B (en) * 2014-03-25 2018-05-23 Canon Kk Image data encapsulation with tile support
US11271703B2 (en) 2014-05-02 2022-03-08 Qualcomm Incorporated Techniques for improving control channel capacity
US9942013B2 (en) 2014-05-07 2018-04-10 Qualcomm Incorporated Non-orthogonal multiple access and interference cancellation
CN105471543B (zh) * 2014-08-01 2020-08-14 株式会社Ntt都科摩 发送装置和发送方法
CN106537861B (zh) 2014-08-29 2020-02-14 华为技术有限公司 一种数据传输方法和设备
US9866364B2 (en) * 2014-08-29 2018-01-09 Huawei Technologies Co., Ltd. System and method for semi-orthogonal multiple access
US10312950B2 (en) 2014-10-03 2019-06-04 Interdigital Patent Holdings, Inc. Systems and methods for multiuser interleaving and modulation
EP3267753B1 (en) * 2015-04-22 2020-01-01 Huawei Technologies Co., Ltd. Method and apparatus for scheduling multiple users in mimo system
CN106470178B (zh) * 2015-08-11 2019-08-23 北京信威通信技术股份有限公司 一种下行多用户mimo发射系统
CN106452664B (zh) * 2015-08-11 2019-08-27 北京信威通信技术股份有限公司 一种下行多用户mimo发射方法
CN106612138A (zh) * 2015-10-22 2017-05-03 北京信威通信技术股份有限公司 一种下行多用户数据传输方法
CN106612433B (zh) * 2015-10-22 2019-11-26 中国科学院上海高等研究院 一种层析式编码译码方法
WO2017213564A1 (en) * 2016-06-09 2017-12-14 Telefonaktiebolaget Lm Ericsson (Publ) Packet modulation and coding suitable for broadcasting using hierarchical modulation and unequal error protection

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Publication number Priority date Publication date Assignee Title
EP1656778A1 (en) 2003-08-20 2006-05-17 THOMSON Licensing Method and apparatus for hierarchical modulation using a radial constellation
CN1886925B (zh) * 2003-09-25 2010-12-22 高通股份有限公司 在无线通信系统中具有多个天线的分层编码
KR100926020B1 (ko) * 2005-01-11 2009-11-11 퀄컴 인코포레이티드 레이어화된 변조 시스템에서 데이터를 디코딩하는 방법 및장치
EP1884063A1 (en) 2005-05-24 2008-02-06 Nokia Corporation Method and apparatuses for hierarchical transmission/reception in digital broadcast
WO2007124566A1 (en) * 2006-04-28 2007-11-08 Nortel Networks Limited Adaptive transmission systems and methods
US7986746B2 (en) 2006-12-30 2011-07-26 Nortel Networks Limited Content differentiated hierarchical modulation used in radio frequency communications
CN101296016A (zh) 2007-04-27 2008-10-29 北京三星通信技术研究有限公司 WiMax&WiBro中继系统中多播数据的传输方法
WO2008154506A1 (en) * 2007-06-08 2008-12-18 Qualcomm Incorporated Hierarchical modulation for communication channels in single-carrier frequency division multiple access
CN101886925B (zh) 2010-05-27 2012-06-27 北京大学 基于载波调制的多波长干涉式光纤陀螺

Also Published As

Publication number Publication date
CN102577582B (zh) 2015-01-28
US20120189082A1 (en) 2012-07-26
US8472549B2 (en) 2013-06-25
CN102577582A (zh) 2012-07-11
KR20120081197A (ko) 2012-07-18
KR101337056B1 (ko) 2013-12-05
WO2011041930A1 (zh) 2011-04-14
EP2487987A1 (en) 2012-08-15
JP2013507800A (ja) 2013-03-04
TW201130366A (en) 2011-09-01

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